#!/bin/sh
ORIG=$1
if [ "$ORIG" == "" ]; then
   echo "use: $0 <mp3name>" > /dev/stderr
   exit -1
fi

TO=${ORIG%%.gsm}
sox $ORIG -c1 -r 8000 -t al $TO.alaw
sox $ORIG -c1 -r 8000 -t ul $TO.ulaw
sox $ORIG -c1 -r 8000 -w -s -t wav $TO.wav
sox $ORIG -c1 -r 8000 -w -s -t raw $TO.sln
echo $ORIG
speexenc --vbr --comp 10 $TO.wav $TO.speex